I found this in the "La cage au fou" mission from the Blood and Wine expansion. I'm pretty sure Gunter O'Dimm (from the Hearths of Stone DLC) cursed the spotted wight :
The Witcher 3: Blood and Wine - La Cage au Fou | VG247
La Cage au Fou - Walkthrough - Blood and Wine DLC | The Witcher 3: Wild Hunt | Gamer Guides®
La Cage au Fou - The Witcher 3: Blood and Wine Game Guide | gamepressure.com
Wight's soup | Witcher Kitchen - Fan Project
La Cage aux Folles (musical) - Wikipedia
La Cage au Fou | Witcher Wiki | Fandom
Video: La Cage au Fou Part 2 – The Witcher 3 Guide
La Cage au Fou - The Witcher 3: Blood and Wine Game Guide | gamepressure.com
La Cage Au Fou: The Witcher 3 Quest Walkthrough
La Cage au Fou Walkthrough, and How to Lift the Curse | The Witcher 3｜Game8
La Cage au Fou - Walkthrough - Blood and Wine DLC | The Witcher 3: Wild Hunt | Gamer Guides®
Wight's soup | Witcher Kitchen - Fan Project
La Cage au Fou - The Witcher 3 Wiki Guide - IGN
La Cage Au Fou: The Witcher 3 Quest Walkthrough
Quest «La Cage au Fou» | Mère-Lachaiselongue Cemetery | How to Remove the curse from a Wight | Tesham Mutna
La Cage au Fou - The Witcher 3 Wiki Guide - IGN
The Witcher 3: Blood and Wine walkthrough: La Cage Au Fou - Polygon
